anyone got any activated carbon filters for smokin?

i got some activated carbon today and i wana make a lil filter i can blow smoke into when im tokin. anyone got any links? all i can seem to find is for growin filters thanks in advance =P

Maybe this will give you some ideas.

Them little blow into things are useless, better off getting a decent air purifier off ebay

man I tryed smokin som charcoal yesterday and it didnt get me off even a little bit but i blew some nice smoke rings lol